#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using pii = pair<int, int>;
using pll = pair<ll, ll>;
#define rep(i, a, b) for (int i = (a); i <= (b); ++i)
#define per(i, a, b) for (int i = (a); i >= (b); --i)
const int N = 2e5 + 5;

int n;
string s, t;

int main() {
  ios::sync_with_stdio(0), cin.tie(0), cout.tie(0);
  while (true) {
    cin >> n;
    if (n == -1) break;
    cin >> s >> t;
    vector<int> vis(26, 0);
    int need = 0;
    for (char c : s) vis[c - 'a'] = 1;
    rep(i, 0, 25) if (vis[i]) need++;
    int wrong = 0;
    for (char c : t) {
      int id = c - 'a';
      if (vis[id]) {
        vis[id] = 0;
        need--;
        if (need <= 0) break;
      } else {
        wrong++;
        if (wrong >= 7) break;
      }
    }
    cout << "Round " << n << '\n';
    if (need <= 0)
      cout << "You win.\n";
    else if (wrong >= 7)
      cout << "You lose.\n";
    else
      cout << "You chickened out.\n";
  }
  return 0;
}